Home / 274,270.41-378,573.63-159,576.03

Finding the Fourth Proportional to 274,270.41, 378,573.63 and 159,576.03

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Solution

The fourth proportional to 274,270.41, 378,573.63 and 159,576.03 is: 220,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,270.41 : 378,573.63 = 159,576.03 : x
  2. Step 2: Convert to fraction form
    274,270.41/378,573.63 = 159,576.03/x
  3. Step 3: Cross multiply
    274,270.41x = 378,573.63 × 159,576.03
  4. Step 4: Simplify right side
    274,270.41x = 60,411,276,938.09
  5. Step 5: Solve for x
    x = 60,411,276,938.09/274,270.41
  6. Step 6: Final answer
    x = 220,261.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.